Part No.

Internal Clock

VDD

System Clock

Program Memory

Data Memory

Data EEPROM

I/O

8-bit Timer

RTC

OPA

Comparator

PFD

Stack

Package

HT45R22E

4095kHz

2.2V~ 3.6V

32kHz~ 4095MHz

4Kx15

128x8

1Kx8

22

2

v

2

1

v

4

20/24SOP

Note: The device is only available in an OTP version.